2.Optimization of perioperative treatment strategies for locally advanced esophageal squamous cell carcinoma from the perspective of tumor heterogeneity.
Xiao Zheng KANG ; Rui Xiang ZHANG ; Zhen WANG ; Xian Kai CHEN ; Jian Jun QIN ; Yin LI ; Qi XUE ; Jie HE
Chinese Journal of Gastrointestinal Surgery 2023;26(4):334-338
		                        		
		                        			
		                        			Recent advances in multimodality treatment offer excellent opportunities to rethink the paradigm of perioperative management for locally advanced esophageal squamous cell carcinoma. One treatment clearly doesn't fit all in terms of a broad disease spectrum. Individualized treatment of local control of bulky primary tumor burden (advanced T stage) or systemic control of nodal metastatic tumor burden (advanced N stage) is essential. Given that clinically applicable predictive biomarkers are still awaited, therapy selection guided by diverse phenotypes of tumor burden (T vs. N) is promising. Potential challenges regarding the use of immunotherapy may also boost this novel strategy in the future.
		                        		
		                        		
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Esophageal Squamous Cell Carcinoma/surgery*
		                        			;
		                        		
		                        			Carcinoma, Squamous Cell/pathology*
		                        			;
		                        		
		                        			Esophageal Neoplasms/pathology*
		                        			;
		                        		
		                        			Combined Modality Therapy
		                        			;
		                        		
		                        			Immunotherapy
		                        			
		                        		
		                        	
3.Chinese expert consensus on neoadjuvant therapy for hepatocellular carcinoma (2023 edition).
Chinese Journal of Surgery 2023;61(12):1035-1045
		                        		
		                        			
		                        			Recurrence of hepatocellular carcinoma (HCC) after surgery is a major factor affecting the efficacy of the treatment of patients. Neoadjuvant treatment is an effective therapeutic method to reduce postoperative recurrence and prolong patient survival. However,there is no generally accepted neoadjuvant treatment regimen that has been proven to be effective so far. Recently,with the progress in systemic antitumor therapies,represented by targeted molecular agents and immune checkpoint inhibitors,and the improvement in local regional therapies,these treatment approaches have shown promising efficacy and safety in the field of neoadjuvant treatment for HCC. Under the organizational leadership of Committee of Digestive Surgery of Chinese Research Hospital Association and Committee of Liver Cancer of Chinese Anti-Cancer Association,Alliance of Chinese Expert Consensus on Neoadjuvant Therapy for Hepatocellular Carcinoma has discussed and revised several times and finally formulated the Chinese expert consensus on neoadjuvant therapy for hepatocellular carcinoma (2023 edition). This consensus aimed to review the Chinese characteristics of the diagnosis and treatment of HCC,to provide specific guidance and suggestions for preoperative treatment strategies for HCC,and further promote the management of the clinical pathway for neoadjuvant treatment of HCC.
		                        		
		                        		
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Antineoplastic Agents/therapeutic use*
		                        			;
		                        		
		                        			Carcinoma, Hepatocellular/surgery*
		                        			;
		                        		
		                        			China
		                        			;
		                        		
		                        			Consensus
		                        			;
		                        		
		                        			Liver Neoplasms/pathology*
		                        			;
		                        		
		                        			Neoadjuvant Therapy
		                        			
		                        		
		                        	
4.Internal carotid artery embolization in endoscopic salvage surgery for recurrent nasopharyngeal carcinoma: a single-center retrospective study.
Wan Peng LI ; Qiang LIU ; Hao Yuan XU ; Huan WANG ; Huan Kang ZHANG ; Quan LIU ; Xi Cai SUN ; Yu Rong GU ; Hou Yong LI ; Hong Meng YU ; De Hui WANG
Chinese Journal of Otorhinolaryngology Head and Neck Surgery 2022;57(11):1294-1303
		                        		
		                        			
		                        			Objective: To evaluate the efficiency of internal carotid artery (ICA) embolization technology in endoscopic salvage surgery for recurrent nasopharyngeal carcinoma (rNPC) invading the ICA. Methods: From January 2016 to March 2021, 83 patients with rNPC who invaded the ICA and underwent endoscopic extended nasopharyngectomy were retrospectively collected from the Eye & ENT Hospital in Fudan University, including 60 males and 23 females. The age of the patients ranged from 27 to 77 years. The standard of ICA invasion was that the distance from the lesion to the ICA on enhanced MRI was ≤ 1.8 mm. The clinical characteristics, ICA management strategy and survival prognosis of patients were analyzed, and the effectiveness of ICA embolization was evaluated. Kaplan-Meier method was used to calculate the survival rate and Log-rank test was used to compare the difference. Results: In 83 patients with rNPC, there were 13 patients with rT2, 38 patients with rT3, 32 patients with rT4, and 16 patients had lymph node metastasis. A total of 37 patients (44.6%) underwent ICA coil embolization before surgery, of which 2 cases underwent external carotid-middle cerebral artery artery bypass grafting and ICA embolization due to positive balloon occlusion test (BOT). Patients with positive surgical margin accounted for 24.1% (20/83). Among them, patients with rT4 and patients without ICA embolization had a higher positive rate of surgical margin (P value was 0.001, 0.043, respectively). The 3-year overall survival (OS) and progression free survival (PFS) rate of all patients was 46.5% and 26.7%, respectively. In addition, the 3-year OS and PFS of patients with ICA embolization was significantly higher than those without ICA embolization, respectively (69.1% vs 27.8%, P=0.003; 33.9% vs 18.9%, P=0.018). Only 2 patients (2/37, 5.4%) had cerebral infarction complications after coil embolization of the affected ICA due to negative BOT. Conclusion: Preoperative ICA embolization can be used to treat patients with rNPC invading the ICA, improve the total removal rate and survival rate of patients, which is an effective salvage treatment.
		                        		
		                        		
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Nasopharyngeal Carcinoma
		                        			;
		                        		
		                        			Salvage Therapy
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Carotid Artery, Internal
		                        			;
		                        		
		                        			Neoplasm Recurrence, Local/surgery*
		                        			;
		                        		
		                        			Nasopharyngeal Neoplasms/pathology*
		                        			
		                        		
		                        	
5.Expert consensus of multi-disciplinary collaboration on bladder-preserving treatment for bladder cancer in China.
Chinese Journal of Oncology 2022;44(3):209-218
		                        		
		                        			
		                        			Objective: Bladder cancer is one of the most common malignant tumors in urology. Urothelial carcinoma accounts for about 90% of all bladder malignancies. According to whether the tumor invades the bladder muscle, it can be divided into non-muscle invasive bladder cancer and muscle invasive bladder cancer. Radical cystectomy is the standard treatment for muscle invasive bladder cancer patients and high-risk non-muscle invasive bladder cancer patients who have failed Bacillus Calmette-Guerin treatment. Due to the comorbidity of bladder cancer and the potential deterioration of the quality of life after surgery, many patients were not suitable or refused for radical cystectomy. Therefore, it is vital to find a bladder-preserving treatment that can achieve cure other than radical cystectomy. Bladder-preserving therapy that balances tumor control and quality of life serves as an alternative and supplement to radical cystectomy. This consensus is based on contemporary evidence-based medicine, combined with the native clinical practice of bladder preservation in a multidisciplinary treatment manner. To some extent, this consensus serves as a guidance for bladder-preservation therapy of bladder cancer in China. Several issues are extensively discussed here, including organizational structure and workflow of multidisciplinary treatment, the selection of patients for bladder-preserving therapy, treatment options and regimens, follow-up, as well as regimen choices of recurrence after bladder-preserving therapy.
		                        		
		                        		
		                        		
		                        			Carcinoma, Transitional Cell/surgery*
		                        			;
		                        		
		                        			Combined Modality Therapy
		                        			;
		                        		
		                        			Consensus
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Neoplasm Invasiveness/pathology*
		                        			;
		                        		
		                        			Quality of Life
		                        			;
		                        		
		                        			Urinary Bladder/surgery*
		                        			;
		                        		
		                        			Urinary Bladder Neoplasms/surgery*
		                        			
		                        		
		                        	
6.Whether early stage pancreatic ductal adenocarcinoma patients could benefit from the post-operation chemotherapy regimens: a SEER-based propensity score matching study.
Jinbo SHI ; Xiawei LI ; Yulian WU
Journal of Zhejiang University. Medical sciences 2021;50(3):375-382
		                        		
		                        			
		                        			To investigate whether chemotherapy could prolong the postoperative survival time in patients with early stages pancreatic ductal adenocarcinoma (PDAC). A total of 5280 stage ⅠA -ⅡB PDAC patients diagnosed from 2010 to 2015 were selected from surveillance,epidemiology,and end results (SEER) database. Propensity score matching (PSM) analysis was adopted to reduce the baseline differences between the groups. Univariate survival analysis was conducted with the Kaplan-Meier method. Multivariate survival analysis was performed with the Cox proportional hazards model. Univariate and multivariate survival analyses showed that age, differentiation, stage, chemotherapy were independent risk factors for the survival of PDAC patients. After PSM, it is found that adjuvant chemotherapy could prolong the median overall survival time (mOS) for stage ⅠB, ⅡA and ⅡB patients. However, for stage ⅠA patients, there were no significant differences in 3-year survival rate and mOS between patients with chemotherapy (=283) and without chemotherapy (=229) (57.4% vs 55.6%, vs all >0.05). Further analyses show that among 101 patients with well differentiated PDAC and 294 patients with moderately differentiated PDAC, there were no significant differences in survival rate and mOS between patients with and without chemotherapy (all >0.05). Among 117 patients with low-differentiated + undifferentiated PDAC, 3-year survival rate and mOS in patients with chemotherapy were significantly better than those without chemotherapy (48.5% vs 34.1%, vs all <0.05). Chemotherapy regimen used currently is not beneficial for patients with moderately and well differentiated stage ⅠA PDAC, but it is an independent prognostic factor for low-differentiated + undifferentiated PDAC patients.
		                        		
		                        		
		                        		
		                        			Adenocarcinoma/pathology*
		                        			;
		                        		
		                        			Carcinoma, Pancreatic Ductal/surgery*
		                        			;
		                        		
		                        			Chemotherapy, Adjuvant
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Neoplasm Staging
		                        			;
		                        		
		                        			Pancreatic Neoplasms/drug therapy*
		                        			;
		                        		
		                        			Prognosis
		                        			;
		                        		
		                        			Propensity Score
		                        			
		                        		
		                        	
8.Observation - An Favorable Option Forthoracic Dissemination Patients with Lung Adenocarcinoma or Squamous Carcinoma.
Ying CHEN ; Wei LI ; Wenfang TANG ; Xuening YANG ; Wenzhao ZHONG
Chinese Journal of Lung Cancer 2018;21(4):303-309
		                        		
		                        			BACKGROUND:
		                        			Surgery was not standard-of-care of patients with advanced lung cancer. However, a serial of retrospective studies demonstrated that thoracic dissemination (M1a) patients could benefit from contraindicated surgery. After non-standard treatment, how should these patients choose following treatment approaches? Herein, we conducted this retrospective study to explore subsequent optimal treatment approaches.
		                        		
		                        			METHODS:
		                        			Different therapeutic approaches were evaluated by comparing progression-free survival (PFS), overall survival (OS), time to treatment interval (TTI) using the Kaplan-Meier method and Log-rank test. A Cox proportional hazards regression model was used for multivariate analysis.
		                        		
		                        			RESULTS:
		                        			141 eligible were enrolled. The median PFS of chemotherapy group, targeted therapy group and observation group were 14.7, 41.0 and 31.0 months, respectively (95%CI: 19.01-26.01; P<0.001). There was no significantly statistically difference between median PFS of targeted group and observation group (P=0.006). The median OS were 39.0, 42.6 and 38.1 months (95%CI: 32.47-45.33; P=0.478). The median PFS and OS of TTI<3 months and TTI ≥3 months were 15.2 months versus 31.0 months (95%CI: 19.01-26.06; P<0.001) and 41.7 months versus 38.7 months (95%CI: 32.47-45.33; P=0.714). Multivariate analyses revealed gender (P=0.027), lymph node status (P=0.036) and initial therapy (P<0.001) were independent prognostic factors for PFS.
		                        		
		                        			CONCLUSIONS
		                        			Observation did not shorten survival of thoracic dissemination patients with lung adenocarcinoma or squamous carcinoma, therefore, it could be an favorable option. But prospective randomized controlled study was needed to confirm its validity.
		                        		
		                        		
		                        		
		                        			Adenocarcinoma
		                        			;
		                        		
		                        			drug therapy
		                        			;
		                        		
		                        			mortality
		                        			;
		                        		
		                        			pathology
		                        			;
		                        		
		                        			surgery
		                        			;
		                        		
		                        			Adenocarcinoma of Lung
		                        			;
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Aged, 80 and over
		                        			;
		                        		
		                        			Antineoplastic Combined Chemotherapy Protocols
		                        			;
		                        		
		                        			therapeutic use
		                        			;
		                        		
		                        			Carcinoma, Squamous Cell
		                        			;
		                        		
		                        			drug therapy
		                        			;
		                        		
		                        			mortality
		                        			;
		                        		
		                        			pathology
		                        			;
		                        		
		                        			surgery
		                        			;
		                        		
		                        			Disease-Free Survival
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Lung Neoplasms
		                        			;
		                        		
		                        			drug therapy
		                        			;
		                        		
		                        			mortality
		                        			;
		                        		
		                        			pathology
		                        			;
		                        		
		                        			surgery
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Neoplasm Staging
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Young Adult
		                        			
		                        		
		                        	
9.Arrival of Fungus in Singapore: Report of the First 3 Cases.
Annals of the Academy of Medicine, Singapore 2018;47(7):260-262
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Antifungal Agents
		                        			;
		                        		
		                        			administration & dosage
		                        			;
		                        		
		                        			adverse effects
		                        			;
		                        		
		                        			classification
		                        			;
		                        		
		                        			Candida
		                        			;
		                        		
		                        			drug effects
		                        			;
		                        		
		                        			isolation & purification
		                        			;
		                        		
		                        			Carcinoma
		                        			;
		                        		
		                        			pathology
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Cross Infection
		                        			;
		                        		
		                        			microbiology
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Drug Resistance, Multiple, Fungal
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Fractures, Bone
		                        			;
		                        		
		                        			surgery
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Mycoses
		                        			;
		                        		
		                        			microbiology
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Patient Care Management
		                        			;
		                        		
		                        			methods
		                        			;
		                        		
		                        			Pulmonary Disease, Chronic Obstructive
		                        			;
		                        		
		                        			complications
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Surgical Wound Infection
		                        			;
		                        		
		                        			microbiology
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Symptom Flare Up
		                        			;
		                        		
		                        			Treatment Outcome
		                        			
		                        		
		                        	
10.Study on the clinicopathologic characteristics and prognostic difference of gastric stump cancer between non-anastomotic site and anastomotic site.
Luchuan CHEN ; Shenghong WEI ; Zaisheng YE ; Yi WANG ; Qiuhong ZHENG ; Changhua ZHUO ; Jun XIAO ; Yi ZENG
Chinese Journal of Gastrointestinal Surgery 2017;20(1):67-72
OBJECTIVETo evaluate the clinicopathologic characteristics and prognostic difference of gastric stump cancer between non-anastomotic site and anastomotic site.
METHODSClinicopathologic data of 149 patients with gastric stump cancer undergoing operation (radical resection and palliative resection) in our department from January 1999 to June 2015 were analyzed retrospectively. Gastric stump cancer was defined as a primary carcinoma detected in the remnant stomach more than 5 years after subtotal gastrectomy for a benign disease(87 cases) or over 10 years after radical subtotal gastrectomy for a malignant disease (62 cases). Patients were divided into the anastomotic site group (72 cases) and the non-anastomotic site group (77 cases) according to tumor sites within the remnant stomach. Clinicopathologic characteristics, operative data, lymph node metastasis and prognosis were compared between the two groups.
RESULTSCompared with non-anastomotic site group, the T stage, N stage and TNM stage were later in the anastomotic site group. Number of case of T1, T2, T3, and T4 stage in anastomotic site group was 1(1.4%), 2 (2.8%), 17(23.6%) and 52(72.2%), while such number in non-anastomotic site group was 8(10.4%), 10(13.0%), 27(35.1%) and 32(41.6%) respectively(χ=17.665, P=0.001). Number of case of N0, N1, N2, and N3 in anastomotic site group was 28 (38.9%), 10 (13.9%), 23 (31.9%) and 11 (15.3%), while such number in non-anastomotic site group was 55 (71.4%), 10 (13.0%), 7 (9.1%) and 5 (6.5%) respectively(χ=19.421, P=0.000). Number of case of stage I(, II(, III( and IIII( in anastomotic site group was 3(4.2%), 10(13.9%), 47(65.3%) and 12(16.7%), while such number in non-anastomotic site group was 16(20.8%), 40 (51.9%), 15(19.5%) and 6(7.8%) respectively(χ=45.294, P=0.000). The histology and Borrmann classification were worse in anastomotic site group. Anastomotic site group had 19 cases(26.4%) of good differentiation and 53 cases(73.6%) of bad differentiation, while non-anastomotic site group had 43 cases (55.8%) of well-differentiated and 34 cases (44.2%) of poorly-differentiated tumors respectively(χ=13.287, P=0.000). Anastomotic site group had 3 cases (4.2%) of Borrmann I(, 17 cases (23.6%) of Borrmann II(, 47 cases(65.3%) of Borrmann III( and 5 cases (6.9%) of Borrmann IIII(, while non-anastomotic site group had 18 cases (23.4%) of Borrmann I(, 16 cases (20.8%) of Borrmann II(, 34 cases (50.6%) of Borrmann III( and 4 cases (5.2%) of Borrmann IIII( respectively(χ=11.445, P=0.010). Compared with non-anastomotic site group, anastomotic site group had a lower curative resection rate [63.9% (46/72) vs. 89.6% (69/77), χ=13.977, P=0.000], a higher combined organ resection rate [33.3% (24/72) vs. 16.9% (13/77), χ=5.394, P=0.020] and a more metastatic lymph nodes (4.3±4.9 vs. 1.9±3.6, t=3.478, P=0.000). The lymph node metastasis rates of No.4, No.10 and jejunal mesentery root lymph node in anastomotic site group and non-anastomotic site group were 15.3% (11/72) and 5.2% (4/77)(χ=4.178, P=0.041), 9.7% (7/72) and 1.3% (1/77) (χ=5.196, P=0.023), and 25.0% (18/72) and 3.9% (3/77)(χ=13.687, P=0.000), respectively. Median followed up of all the patients was 37(2 to 154) months and the overall 5-year survival rate was 44.1%. The 5-year survival rate was 33.1% in anastomotic site group and 55.2% in non-anastomotic site group, and the difference was statistically significant between two groups (P=0.015). In the subgroup analysis according to the histology differentiation, the 5-year survival rate of patients with well-differentiation was not significantly different between two groups (43.7% vs. 56.2%, P=0.872), but the 5-year survival rate of patients with bad differentiation in anastomotic site group was significantly lower than that in non-anastomotic site group(29.8% vs. 53.8%, P=0.029).
CONCLUSIONGastric stump cancer locating in anastomotic site indicates worse differentiation histology, higher lymph node metastasis rate, lower curative resection rate and poorer prognosis.
Aged ; Anastomosis, Surgical ; adverse effects ; mortality ; statistics & numerical data ; Carcinoma ; mortality ; pathology ; therapy ; Female ; Gastrectomy ; adverse effects ; Gastric Stump ; pathology ; surgery ; Humans ; Lymph Nodes ; Lymphatic Metastasis ; Male ; Middle Aged ; Neoplasm Grading ; statistics & numerical data ; Prognosis ; Retrospective Studies ; Stomach Neoplasms ; classification ; mortality ; pathology ; therapy ; Survival Rate ; Treatment Outcome
            
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